www.opcguide.com - robtex.com

www.opcguide.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:9019🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:5f62🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.95.98Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.25🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.95.98, 172.67.144.25
IPv6 hints2606:4700:3033::ac43:9019, 2606:4700:3037::6815:5f62
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=87, name=cloudflare-ech.com

opcguide.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:9019🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:5f62🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.95.98Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.25🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShuxley.ns.cloudflare.com ⭐
NSkeira.ns.cloudflare.com
TXTgoogle-site-verification=P5fnEXDrBhzEn4AzPbe3XAPhwTGWwKvGcA99cFKqRso
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.95.98, 172.67.144.25
IPv6 hints2606:4700:3033::ac43:9019, 2606:4700:3037::6815:5f62
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=87, name=cloudflare-ech.com
SOAhuxley.ns.cloudflare.comdns@cloudflare.com serial=2411181026
WOT: SAFE (62/100)
WOT: SAFE (62/100)

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DNS History

6 records (4 active, 2 former)

A104.21.95.98172.67.144.252606:4700:3033::ac43:90192606:4700:3037::6815:5f622606:4700:3030::6815:5f622606:4700:3036::ac43:9019
●A104.21.95.982026-06-01 → 2026-08-09 · 2 obs
● 2026-06-01 10:55:02
● 2026-08-09 22:37:30
●A172.67.144.252026-06-01 → 2026-08-09 · 2 obs
● 2026-06-01 10:55:02
● 2026-08-09 22:37:30
○A2606:4700:3030::6815:5f622026-06-01 → 2026-06-11 · 4 obs
● 2026-06-01 10:55:02
● 2026-06-11 07:08:32
○ 2026-07-18 07:00:22
○ 2026-08-09 22:37:30
●A2606:4700:3033::ac43:90192026-07-18 → 2026-08-09 · 3 obs
○ 2026-06-11 07:08:32
● 2026-07-18 07:00:22
● 2026-08-09 22:37:30
○A2606:4700:3036::ac43:90192026-06-01 → 2026-06-11 · 4 obs
● 2026-06-01 10:55:02
● 2026-06-11 07:08:32
○ 2026-07-18 07:00:22
○ 2026-08-09 22:37:30
●A2606:4700:3037::6815:5f622026-07-18 → 2026-08-09 · 3 obs
○ 2026-06-11 07:08:32
● 2026-07-18 07:00:22
● 2026-08-09 22:37:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
opcguide.comkeira.ns.cloudflare.com, huxley.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.206

NS records: keira.ns.cloudflare.com, huxley.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opcguide.com (unsigned zone)

⏱️ Timing

Total: 120ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.144.25, 104.21.95.98
AAAA22606:4700:3037::6815:5f62, 2606:4700:3033::ac43:9019
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (keira.ns.cloudflare.com, keira.ns.cloudflare.com, keira.ns.cloudflare.com...)

Analysis

IP Addresses

www.opcguide.com has four IP addresses: 104.21.95.98, 172.67.144.25, 2606:4700:3033::ac43:9019 and 2606:4700:3037::6815:5f62.

Two other host names, along with tscafe-kyoto.com, f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.f31373d3eea0.welovejacksonville.com and therss.net, also share IP numbers with www.opcguide.com.